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2302 Florya (1972 TL2)
Classification: Main-belt Asteroid          SPK-ID: 2002302
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1935609931888927 4.3001e-08  
a 2.646180739237604 8.698e-09 au
q 2.133983367193455 1.144e-07 au
i 12.0710501289716 4.8354e-06 deg
node 307.3971919542479 1.9361e-05 deg
peri 70.01666697367973 2.3002e-05 deg
M 36.5234008887963 1.0889e-05 deg
tp 2458840.986886377320
(2019-Dec-23.48688638)		 4.7542e-05 TDB
period 1572.272009362086
4.30		 7.752e-06
2.122e-08		 d
yr
n .2289680143489052 1.1289e-09 deg/d
Q 3.158378111281753 1.0382e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2423  
   data-arc span      31311 days (85.72 yr)  
   first obs. used      1935-02-08  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39141  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:10:46  

Additional Information
 Earth MOID = 1.16892 au 
 Jupiter MOID = 2.45545 au 
 T_jup = 3.335 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.8   n/a MPO435719  
diameter diameter 10.591 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.329   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2302 Florya (1972 TL2)          Discovered 1972-Oct-02 by Kurochkin, N. E. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1972 TL2 = 1935 BF = 1980 LF 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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